diff --git a/ObjectHelper.inc b/ObjectHelper.inc
index 12f8dd9b..9e842c33 100644
--- a/ObjectHelper.inc
+++ b/ObjectHelper.inc
@@ -186,7 +186,7 @@ class ObjectHelper {
           
           //Set what headers we can...
           if ($mimeType = $info['content_type']) {
-            header("Content-Type: $mimeType");
+            drupal_set_header("Content-Type: $mimeType");
             
             if ($asAttachment) {
               $suggestedFileName = "$label";
@@ -212,7 +212,7 @@ class ObjectHelper {
                 $suggestedFileName = "$label.$ext";
               }
 
-              header('Content-Disposition: attachment; filename="' . $suggestedFileName . '"');
+              drupal_set_header('Content-Disposition: attachment; filename="' . $suggestedFileName . '"');
             }
           }
           
@@ -227,14 +227,14 @@ class ObjectHelper {
               unset($query['q']);
             }
             
-            header('HTTP/1.1 307 Moved Temporarily');
-            header('Location: ' . url($effective_url, array('query' => $query)));
+            drupal_set_header('HTTP/1.1 307 Moved Temporarily');
+            drupal_set_header('Location: ' . url($effective_url, array('query' => $query)));
           }
           elseif ((isset($user) && $user->uid != 0) || $forceSoap || isset($_SERVER['HTTPS'])) { //If not anonymous, soap is force or we're using HTTPS
             //Have the webserver mediate the transfer (download and restream)
             
             if (($contentSize = self::getDatastreamSize($pid, $dsID, TRUE)) > 0) {
-              header("Content-Length: $contentSize");
+              drupal_set_header("Content-Length: $contentSize");
             }
             
             $opts = array(
@@ -253,8 +253,8 @@ class ObjectHelper {
             }
           }
           else { //Try to redirect directly to Fedora.
-            header('HTTP/1.1 307 Moved Temporarily');
-            header('Location: ' . $url);
+            drupal_set_header('HTTP/1.1 307 Moved Temporarily');
+            drupal_set_header('Location: ' . $url);
           }
         }
         else {
diff --git a/fedora_repository.module b/fedora_repository.module
index 2dc986f8..a4f337e9 100644
--- a/fedora_repository.module
+++ b/fedora_repository.module
@@ -220,18 +220,26 @@ function fedora_repository_ingest_form_validate($form, &$form_state) {
 // Get the uploaded file.
         $validators = array();
 
-        if (!empty($_FILES['files']['name']['ingest-file-location'])) {
-          $fileObject = file_save_upload('ingest-file-location', $validators);
+        $ifl = 'ingest-file-location';
+        $fileObject = NULL;
+        //Check if it's already there; this is what upload_element provides.
+        if (is_a($form_state['values'][$ifl], 'stdClass') && property_exists($form_state['values'][$ifl], '')) {
+          $fileObject = $form_state['values'][$ifl];
+        }
+        elseif (!empty($_FILES['files']['name'][$ifl])) {
+          $fileObject = file_save_upload($ifl, $validators);
+        }
 
+        if ($fileObject !== NULL && property_exists($fileObject, 'filepath')) {
           file_move($fileObject->filepath, 0, 'FILE_EXISTS_RENAME');
-          $form_state['values']['ingest-file-location'] = $fileObject->filepath;
+          $form_state['values'][$ifl] = $fileObject->filepath;
         }
 
-        if (isset($form_state['values']['ingest-file-location']) && file_exists($form_state['values']['ingest-file-location'])) {
+        if (isset($form_state['values'][$ifl]) && file_exists($form_state['values'][$ifl])) {
           module_load_include('inc', 'fedora_repository', 'ContentModel');
           module_load_include('inc', 'fedora_repository', 'MimeClass');
 
-          $file = $form_state['values']['ingest-file-location'];
+          $file = $form_state['values'][$ifl];
 
           $contentModelPid = ContentModel::getPidFromIdentifier($form_state['values']['models']);
           $contentModelDsid = ContentModel::getDSIDFromIdentifier($form_state['values']['models']);
@@ -244,11 +252,11 @@ function fedora_repository_ingest_form_validate($form, &$form_state) {
 
             if (!empty($file)) {
               if (!in_array($dformat, $allowedMimeTypes)) {
-                form_set_error('ingest-file-location', 
-                    t('The uploaded file\'s mimetype') . 
-                    ' (' . $dformat . ') ' .
-                    t('is not associated with this Content Model. The allowed types are') . 
-                    ' ' . implode(' ', $allowedMimeTypes));
+                form_set_error($ifl, 
+                    t('The uploaded file\'s mimetype (@mime) is not associated with this Content Model. The allowed types are: @allowed', array(
+                      '@mime' => $dformat,
+                      '@allowed' => implode(', ', $allowedMimeTypes),
+                    )));
                 file_delete($file);
                 return;
               }
@@ -1163,6 +1171,9 @@ function fedora_object_as_attachment($pid, $dsId, $label=NULL, $version=NULL) {
     return ' ';
   }
 
+  //Disable the page cache, so entire datastreams do not get thrown into the page cache.
+  $GLOBALS['conf']['cache'] = CACHE_DISABLED;
+
   $objectHelper = new ObjectHelper();
   $objectHelper->makeObject($pid, $dsId, TRUE, $label, FALSE, $version);
 }